Component Placement Volvo Bus Corporation See also, 300, Component placement, Description, Design and function The reader is advised that printed copies are uncontrolled. 50 A125 A141.A 9990014 1 – 62 A141.B 9990014 1 – 62 A900.A (VOITH) 9990025 1 – 18 A900.B (VOITH) 9990025 1 – 18 A900.C (VOITH) 9998596 18 – 32 A900.D (VOITH) 9990025 1 – 18 A901 9990155 1 – 61, 1 – 6 A904 A914.A 9990041 1 – 20